1. four + eight = ________ 2. thirteen + seven = ________ 3. seventy - fourteen = ________ 4. sixty - thirteen = ________ 5. forty-eight - twelve= ________ | 6. seven + eight= ________ 7. fourteen + sixteen = ________ 8. eighty - sixteen = ________ 9. eighty - forty= ________ 10. ninety + five = ________ |